Molex KK 254 Series Right Angle Through Hole Pin Header, 4 Contact(s), 2.54 mm Pitch, 1 Row(s), Unshrouded

This image is representative of the product range

View all PCB Headers
Bulk discount available

Subtotal (1 pack of 5 units)*

$7.82

(exc. GST)

$8.995

(inc. GST)

Add to Basket
Select or type quantity
In Stock
  • Plus 920 unit(s) shipping from 08 December 2025
Need more? Click ‘Check delivery dates’ to find extra stock and lead times.
Units
Per unit
Per Pack*
5 - 20$1.564$7.82
25 +$1.546$7.73

*price indicative

Packaging Options:
RS Stock No.:
822-4734
Mfr. Part No.:
171857-3004
Brand:
Molex
Find similar products by selecting one or more attributes.
Select all

Brand

Molex

Series

KK 254

Product Type

Pin Header

Pitch

2.54mm

Current

4A

Housing Material

Nylon

Number of Contacts

4

Number of Rows

1

Orientation

Right Angle

Shrouded/Unshrouded

Unshrouded

Mount Type

Through Hole

Connector System

Wire-to-Board

Contact Material

Brass

Contact Plating

Tin

Termination Type

Solder

Minimum Operating Temperature

-40°C

Row Pitch

2.54mm

Contact Gender

Male

Maximum Operating Temperature

105°C

Standards/Approvals

No

Voltage

250 V

COO (Country of Origin):
MX

KK 254 (RCP) Friction Lock Headers, Series 171856 and 171857


A range of Series 171856 and 17857 KK 254 Reflow Process Compatible (RPC) Vertical and Right Angle Friction Lock Headers from Molex. These KK 254 RPC Headers are capable of withstanding up to 260 °C solder processes. This range of KK 254 Reflow Process Compatible (RCP) Friction Lock Headers have Matte-tin over Nickel plated contacts which inhibits Tin whiskering. The Series 171856-3xxx and 171857-3xxx KK 254 RPC Headers have a High Temperature Thermoplastic (Polyester) body material which is UL 94V-1 rated.

Note

For mating KK 254 wire socket housings see PCB sockets 296-5072 typical.

Related links